306 Constantine I is proclaimed Roman emperor by his troops (Source)
Recommended sermons and podcasts:Origin, Constantine, and Nicaea, by James White
Church History - Constantine 312-337, by Michael Philipps
Constantine and the New State Church, by Brian Borgman
677 - Climax of the Siege of Thessalonia by the Slavs in a three-day assault on the city walls (Source)
Recommended sermons and podcasts:
I Thessalonians: Background and Introduction, by Brian Borgman [Text: I Thessalonians 1:1; Acts 17:1-10]
Mary I marries Philip II of Spain at Winchester Cathedral (Source)
Recommended sermons and podcasts:
Bloody Mary, Part 1, by Rev. John Sawtelle
Bloody Mary, Part 2, by Rev. John Sawtelle
Elizabeth I, Part I, by Joe Morecraft III
Elizabeth I, Part II, by Joe Morecraft III
1593 - Henry IV of France publicly converts from Protestantism to Roman Catholicism (Source)
Recommended sermons and podcasts:
Killing God's Saints for Worship: Soul and King Louis XIV, by Keith Dewell
The Colonial Wars of America and Providential Significance, by Historian Bill Potter
The French Huguenots, by Peter Hammond